The Leopard Gecko (Eublepharis macularius) is one of the most genetically diverse reptiles in the pet trade, with over 100 recognized morphs ranging from the wild-type yellow and black spots to completely patternless orange specimens that sell for thousands of dollars.

Understanding Gecko Genetics

Leopard gecko morphs are created through the combination of different genetic traits — dominant, recessive, co-dominant, and polygenic. Understanding these genetics is essential because some trait combinations are lethal (the Enigma syndrome is linked to neurological problems) and others require specific care (albino morphs are more light-sensitive).

Morph Price Tiers

Entry Tier ($30-$80): Normal/Wild Type (yellow base with dark spots), High Yellow (reduced spotting, brighter yellow), and Hypo (fewer than 10 body spots). These are robust, healthy animals perfect for beginners. Mid Tier ($80-$250): Mack Snow (reduced yellow, increased white), Tangerine (intense orange coloration), Albino strains (Bell, Tremper, Rainwater — red eyes, reduced dark pigment), and Jungle (irregular pattern disruption). Premium Tier ($250-$800): Super Snow (solid black eyes, white body with black speckling), Eclipse (solid black eyes), patternless Murphy Patternless, and combination morphs like Tangerine Tornado. Elite Tier ($800-$3,000+): Black Night (deep melanistic — nearly solid black, the most expensive morph), Galaxy/Super Galaxy, and high-end combinations of multiple recessive traits.

The Ethics of Morph Breeding

Not all morphs should be bred. The Enigma morph carries a dominant gene linked to a neurological disorder causing head tilting, circling, stargazing, and seizures — symptoms that worsen with stress. The Lemon Frost morph is associated with a high incidence of iridophoroma tumors. Responsible breeders avoid these lines entirely. When purchasing, ask about the breeder’s knowledge of genetic health issues in their lines and request information about the parents’ health history.